<template>
  <div id="app">
    <!-- 渲染出口 -->
    <keep-alive>
      <router-view></router-view>
    </keep-alive>

  </div>
</template>
<style lang="stylus">
html, body, #app
  margin 0
  padding 0
  width 100%
  height 100%
  overflow hidden
</style>

